Surname Tasawan (Tasawan 
) , in the world, is an extremely rare cognomen. The cognomen Tasawan is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Tasawan is the forename as well as the last name.
Runpet, Chaimangkorn, Charoenwong, Chanyapiched, Sintateeyakorn, Saengtaiyarak, Hanwisai, Thumcharoen, Jawisood, Lukanasirorat, Pakongwan, Phatharanavik, Khaouppatum, Channara, Asawasereerat, Sodchuen, Maneerat, Tipklom, Thongin, Dachsijan, Khawsejan, Kovitprakornkul, Juntip, Chotikowit, and Thongdonpho